Home / 13,105.03-19,657.30-3,244.31

Finding the Fourth Proportional to 13,105.03, 19,657.30 and 3,244.31

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Solution

The fourth proportional to 13,105.03, 19,657.30 and 3,244.31 is: 4,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,105.03 : 19,657.30 = 3,244.31 : x
  2. Step 2: Convert to fraction form
    13,105.03/19,657.30 = 3,244.31/x
  3. Step 3: Cross multiply
    13,105.03x = 19,657.30 × 3,244.31
  4. Step 4: Simplify right side
    13,105.03x = 63,774,374.96
  5. Step 5: Solve for x
    x = 63,774,374.96/13,105.03
  6. Step 6: Final answer
    x = 4,866.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.